Install htmlhelp and others in travis environment
Run xvfb (for wine installation)
Fake Enter press for htmlhelp installation
Export common and allow xinclude
Prevent htmlhelp.sh from calling htmlexe.sh
Test xincludes & common
Typo in docs
Install xmldepend.xsl

From http://docbook.svn.sourceforge.net/viewvc/docbook/trunk/contrib/xsl/xmldepend/xmldepend.xsl?revision=5579
Calculate dependencies in cache/deps
Test cache/deps/Testdokument
Use find to find hhc.exe
Make bin/zpub-render-htmlhelp.sh more verbose
Take dependencies into account when deciding when to schedule a build
More htmlhelp/travis debugging
Even more htmlhelp/travis debugging
Disable running htmlhelp in tests
Install more test runner dependencies
Pass --always to git debscribe
Correctly copy images in html, htmlhelp and epub

and stop using dbtoepub, as it is buggy:
http://sourceforge.net/p/docbook/bugs/1034/